Component / Av/Rgb Audio Problem - LG 50PK760N-ZC Service Manual

Input
PDP TV
Block
Check Connector and cables
JK1000 (Component)
JK1001 (SCART)
JK702 (RGB)
JK900 (Side AV)
Y
Check signal
JK1000 (Component) : R1005, R1006
JK1001 (SCART) : R1024, R1025
JK702 (RGB) : R931, R933
JK900 (Side AV) : R1039, R1040
Y
Check IC100 signal
JK1000 (Component) : R209, R210
JK1001 (SCART) : R212, R213
JK702 (RGB) : R216, R217
JK900 (Side AV) : R214, R215
Y
Follow procedure
All source audio trouble shooting

Component / AV/RGB Audio Problem

N
Replace connector or
cable if found damaged
N
Replace the Resistor
N
Replace the Resistor
Making 2010. 2 . 22
Revision
ⓒ LG Electronics. Inc.2009
전자 - 6-2
11/15